News & CommentScientific Events

FIELD EXPEDITIONS OF THE UNIVERSITY OF CHICAGO

+ See all authors and affiliations

Science  22 Jul 1927:
Vol. 66, Issue 1699, pp. 75-76
DOI: 10.1126/science.66.1699.75-b

This is a PDF-only article. The first page of the PDF of this article appears below.

PDF extract preview